$OpenBSD: patch-config_mk,v 1.1.1.1 2008/12/08 11:23:08 bernd Exp $
--- config.mk.orig	Mon Nov  3 17:45:30 2008
+++ config.mk	Mon Nov  3 17:45:32 2008
@@ -1,9 +1,9 @@
 # customize to fit your system
 
 # paths
-PREFIX      = /usr/local
+PREFIX      ?= /usr/local
 BINDIR      = ${PREFIX}/bin
-MANDIR      = ${PREFIX}/share/man
+MANDIR      = ${PREFIX}/man
 MAN1DIR     = ${MANDIR}/man1
 DOCDIR      = ${PREFIX}/share/doc/si
 
@@ -14,9 +14,9 @@ LIBS        = `pkg-config --libs silc silcclient`
 VERSION=0.3
 
 ## change DESTDIR to install to a different root
-DESTDIR =
+DESTDIR ?=
 
 # # compiler
-CC          = gcc
-CFLAGS      = -ggdb -O0 -W ${INCLUDES} -DVERSION=\"${VERSION}\" -DSILC_DIST_SKR -DSILC_DIST_TMA 
-LDFLAGS     = ${LIBS}
+CC          ?= gcc
+CFLAGS      += -W ${INCLUDES} -DVERSION=\"${VERSION}\" -DSILC_DIST_SKR -DSILC_DIST_TMA 
+LDFLAGS     += ${LIBS}
